Scientists in Greece have laid out a mathematical framework to help explain a so-far-unsolved gap in our understanding of how ...

Yet according to physics, information is never destroyed. In principle, a burned book is just as readable as the original—if ...

Spacetime isn’t something that exists; it’s a model for describing how events happen. Treating events as objects creates philosophical confusion and fuels misconceptions, such as time-travel paradoxes ...

Physicists have recently proposed a radical idea that challenges our understanding of the universe. They suggest that ...

Is 3I/ATLAS 'alien tech'? Harvard's Avi Loeb details 8 anomalies, including a Jupiter trajectory that 'defies spacetime,' as the object faces its 'acid test' at perihelion.

In the 1900s, Albert Einstein unified the concepts of space and time, giving us a useful new way to picture the universe. At the start of the 20th century, physicists had a problem: The speed of light ...

We've been through the first few episodes of our crash course on general relativity, and came out alive! But it's officially "time" for CURVED spacetime. Join Gabe on this week’s episode of PBS Space ...

What if spacetime were a kind of fluid? This is the question tackled by theoretical physicists working on quantum gravity by creating models attempting to reconcile gravity and quantum mechanics. Some ...

Satellite operator Telesat plans to use Aalyria’s Spacetime networking tech for its Lightspeed satellite constellation. Spacetime tries to find the best route for customer data between any two points ...